In Dovecot before 2.2.36.4 and 2.3.x before 2.3.7.2 (and Pigeonhole before 0.5.7.2), protocol processing can fail for quoted strings. This occurs because '\0' characters are mishandled, and can lead to out-of-bounds writes and remote code execution.
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade dovecot | Aug 22, 2024 | Aug 29, 2019 |
| Amazon Linux Ami 2 | — | Upgrade dovecot-debuginfoUpgrade dovecot-pigeonholeUpgrade dovecotUpgrade dovecot-develUpgrade dovecot-mysqlUpgrade dovecot-pgsql | Apr 27, 2020 | Aug 29, 2019 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Aug 29, 2019 |
| Centos_linux | — | Upgrade dovecot-develUpgrade dovecot-mysqlUpgrade dovecotUpgrade dovecot-mysql-debuginfoUpgrade dovecot-pigeonhole-debuginfoUpgrade dovecot-pigeonholeUpgrade dovecot-pgsqlUpgrade dovecot-debugsourceUpgrade dovecot-pgsql-debuginfoUpgrade dovecot-debuginfo | Sep 23, 2019 | Aug 29, 2019 |
| Debian | — | Upgrade dovecot | Aug 30, 2019 | Aug 30, 2019 |
| Freebsd | — | Upgrade dovecot-pigeonholeUpgrade dovecot | Aug 29, 2019 | Aug 28, 2019 |
| Gentoo Linux | — | Upgrade net-mail/dovecot. | Sep 3, 2019 | Aug 29, 2019 |
| Huawei Euleros 2_0_sp2 | — | Upgrade dovecot-mysqlUpgrade dovecotUpgrade dovecot-pigeonholeUpgrade dovecot-pgsql | Dec 4, 2019 | Aug 29, 2019 |
| Huawei Euleros 2_0_sp3 | — | Upgrade dovecot-pigeonholeUpgrade dovecot-mysqlUpgrade dovecotUpgrade dovecot-pgsql | Nov 19, 2019 | Aug 29, 2019 |
| Huawei Euleros 2_0_sp5 | — | Upgrade dovecotUpgrade dovecot-mysqlUpgrade dovecot-pigeonholeUpgrade dovecot-pgsql | Nov 19, 2019 | Aug 29, 2019 |
| Huawei Euleros 2_0_sp8 | — | Upgrade dovecot-pigeonholeUpgrade dovecotUpgrade dovecot-mysql | Sep 30, 2019 | Aug 29, 2019 |
| Oracle_linux | — | Upgrade dovecot-mysqlUpgrade dovecotUpgrade dovecot-pgsqlUpgrade dovecot-develUpgrade dovecot-pigeonhole | Sep 21, 2019 | Aug 28, 2019 |
| Redhat_linux | — | Upgrade dovecot-pigeonhole-debuginfoUpgrade dovecot-debuginfoUpgrade dovecotUpgrade dovecot-pgsql-debuginfoNo solution existsUpgrade dovecot-pigeonholeUpgrade dovecot-mysql-debuginfoUpgrade dovecot-develUpgrade dovecot-debugsourceUpgrade dovecot-pgsqlUpgrade dovecot-mysql | Sep 23, 2019 | Aug 29, 2019 |
| Suse | — | Upgrade dovecot23-backend-pgsqlUpgrade dovecot23Upgrade dovecot23-fts-luceneUpgrade dovecot23-backend-sqliteUpgrade dovecot22Upgrade dovecot22-develUpgrade dovecot23-fts-squatUpgrade dovecot23-fts-solrUpgrade dovecot22-backend-sqliteUpgrade dovecot23-ftsUpgrade dovecot23-develUpgrade dovecot22-backend-pgsqlUpgrade dovecot22-backend-mysqlUpgrade dovecot23-backend-mysql | Sep 25, 2019 | Aug 28, 2019 |
| Ubuntu | — | Upgrade dovecot-coreUpgrade dovecot-core (Ubuntu Pro) | Aug 29, 2019 | Aug 28, 2019 |
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